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Keywords: compressive strength
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Proceedings Papers

Paper presented at the Gulf Rocks 2004, the 6th North America Rock Mechanics Symposium (NARMS), June 5–9, 2004
Paper Number: ARMA-04-456
... Reservoir Characterization overburden correlation structural geology strength reservoir geomechanics Upstream Oil & Gas stress ratio in-situ stress ratio core plug liquid limit mTVD Poisson contamination friction angle sonic log compressive strength effective stress ratio...
Proceedings Papers

Paper presented at the Gulf Rocks 2004, the 6th North America Rock Mechanics Symposium (NARMS), June 5–9, 2004
Paper Number: ARMA-04-483
... shortcomings. hydraulic fracturing reservoir geomechanics Reservoir Characterization Wellbore Design friction PFC Lac du Bonnet granite strength synthetic rock Rock mechanics dilation compressive strength tensile strength agreement Upstream Oil & Gas Bonnet granite Laboratory Test...
Proceedings Papers

Paper presented at the Gulf Rocks 2004, the 6th North America Rock Mechanics Symposium (NARMS), June 5–9, 2004
Paper Number: ARMA-04-562
... reservoir geomechanics Simulation Upstream Oil & Gas Reservoir Characterization strength cohesion sandstone determination petrophysical property crack length porosity compressive strength Jackfork sandstone experimental determination hydraulic fracturing international society...
Proceedings Papers

Paper presented at the 4th North American Rock Mechanics Symposium, July 31–August 3, 2000
Paper Number: ARMA-2000-0003
... study show that the strongest correlations exist between unconfined compressive strength and many of the punch test parameters. They also show that significant correlations occur between Shore Hardness and these parameters. Based on this and on the similarity between the way in which rock samples fail...
Proceedings Papers

Paper presented at the 4th North American Rock Mechanics Symposium, July 31–August 3, 2000
Paper Number: ARMA-2000-0049
... ABSTRACT Viability of the impact-kerf-cutting (IKC) concept Impact rate of a tool and its effect on rock penetration within a velocity range of 10 to 20 ft/sec. Use of Schmidt Hammer for estimating unconfined compressive strength (UCS). The reliability of using UCS for production...
Proceedings Papers

Paper presented at the 4th North American Rock Mechanics Symposium, July 31–August 3, 2000
Paper Number: ARMA-2000-0709
... mass modulus values to rock mass porosity values. Surface refraction seismic measurements are used to estimate rock mass low strain modulus values. Recovered rock core unconfined compressive strengths are used to estimate rock particle modulus values, and unit weights are used to estimate corresponding...
Proceedings Papers

Paper presented at the 4th North American Rock Mechanics Symposium, July 31–August 3, 2000
Paper Number: ARMA-2000-0577
... explosives, the properties of rock that control the fracture process are relatively poorly known. In this study, a set of twelve rock types covering a wide range in mineralogy, texture and homogeneity were investigated for their compressive strength under high strain rate loading. The corresponding static...
Proceedings Papers

Paper presented at the 4th North American Rock Mechanics Symposium, July 31–August 3, 2000
Paper Number: ARMA-2000-1315
... specimen absorption Reservoir Characterization Korea physical property granitic building stone compressive strength tensile strength Upstream Oil & Gas Shore Hardness rock property granitic rock mineral p-wave velocity granite Pacific Rocks 2000, Girard, Liebman, Breeds d Doe (eds) O...
Proceedings Papers

Paper presented at the 4th North American Rock Mechanics Symposium, July 31–August 3, 2000
Paper Number: ARMA-2000-1087
... ratio low temperature material storage Oshima granite granite deformation compressive strength storage Pacific Rocks 2000, Girard, Liebman, Breeds B Doe (eds)O 2000 Balkema, Rotterdam, ISBN 90 5809 155 4 Behavior of rock mass around openings affected by thermal hysteresis due to low temperature...
Proceedings Papers

Paper presented at the 4th North American Rock Mechanics Symposium, July 31–August 3, 2000
Paper Number: ARMA-2000-1289
... Oil & Gas CDE porosity compressive strength wellbore integrity longitudinal ultrasonic wave velocity stress rate mechanical property richter 1979 UNIAXIAL stress tensile strength stress-strain curve main stress uniaxial compressive Poisson ratio Pacific Rocks 2000, Girard, Liebman...
Proceedings Papers

Paper presented at the 2nd North American Rock Mechanics Symposium, June 19–21, 1996
Paper Number: ARMA-96-1509
... formulation Upstream Oil & Gas drilling fluid formulation ultrafine cement grout hydraulic conductivity laboratory cementitious grout compressive strength excavation drilling fluid chemistry drilling fluid property drilling fluids and materials air transmissivity simultaneous wet...
Proceedings Papers

Paper presented at the 2nd North American Rock Mechanics Symposium, June 19–21, 1996
Paper Number: ARMA-96-1177
... ABSTRACT Roof beams are modeled with a cracked beam column finite element incorporating subcritical propagation of edge cracks and compressive strength deterioration by subcritical propagation of wing cracks. For limestone beams strength is reduced to 80% of short-term strength in 2 hours, 50...
Proceedings Papers

Paper presented at the 2nd North American Rock Mechanics Symposium, June 19–21, 1996
Paper Number: ARMA-96-1715
... Reservoir Characterization Upstream Oil & Gas strength crack length Artificial Intelligence stress intensity factor probabilistic model brittle material compressive strength hydraulic fracturing fracture mechanics reservoir geomechanics mechanism specimen size probability...
Proceedings Papers

Paper presented at the 2nd North American Rock Mechanics Symposium, June 19–21, 1996
Paper Number: ARMA-96-1337
... strength obtained from the same testing method. These values were 32 to 62. The values of the stress corrosion index determined by them were 13 to 70. However, there is a few experiments to examine the influence of the water vapor pressure on the uniaxial compressive strength. Upstream Oil & Gas...
Proceedings Papers

Paper presented at the 1st North American Rock Mechanics Symposium, June 1–3, 1994
Paper Number: ARMA-1994-0285
... the form of new fracture surface energy. Crack-like defects increase as shock energy dissipated in rock material increases. Measurements following shock loading indicate that ultrasonic velocity in rock partially recovers with time. It appears that compressive strength is independent of shock...
Proceedings Papers

Paper presented at the 1st North American Rock Mechanics Symposium, June 1–3, 1994
Paper Number: ARMA-1994-0243
... machines for a desired excavation rate. The limitations of compressive strength as a sole determinator of cuttability are illustrated and the advantages of an instrumented cutting test which allows the cutting motor size and boom forces to be determined are given. The importance of providing adequate boom...
Proceedings Papers

Paper presented at the 1st North American Rock Mechanics Symposium, June 1–3, 1994
Paper Number: ARMA-1994-0419
... Upstream Oil & Gas Lac du Bonnet granite fracture zone 2 strength envelope compressive strength p-wave velocity reservoir geomechanics stress Domain III Reservoir Characterization MPa cohesion drilling-induced damage failure envelope stress concentration laboratory property...
Proceedings Papers

Paper presented at the 1st North American Rock Mechanics Symposium, June 1–3, 1994
Paper Number: ARMA-1994-0217
... is known and breakout dimensions are logged. Reservoir Characterization Herrick Zoback borehole breakout breakout dimension borehole wall reservoir geomechanics Alabama limestone horizontal stress episodic failure numerical model compressive strength principal stress breakout...

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